Network Error (tcp_error)
A communication error occurred: "Connection refused"
The Web Server may be down, too busy, or experiencing other problems preventing it from responding to requests. You may wish to try again at a later time.
For assistance, contact your network support team.
因为cookie存入浏览器的问题修改了hosts文件的域名访问时候出现了这个问题，用ip地址直接又可以访问，域名不可以
